Audio headset



FIG. 1 is a front perspective view of an audio headset embodying the new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines illustrate portions of the audio headset that form no part of the claimed design. 

CLAIM We claim the ornamental design for an audio headset, as shown and described. 